Home / 1,646,048.77-2,271,635.55-920,853.24

Finding the Fourth Proportional to 1,646,048.77, 2,271,635.55 and 920,853.24

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Solution

The fourth proportional to 1,646,048.77, 2,271,635.55 and 920,853.24 is: 1,270,826.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,048.77 : 2,271,635.55 = 920,853.24 : x
  2. Step 2: Convert to fraction form
    1,646,048.77/2,271,635.55 = 920,853.24/x
  3. Step 3: Cross multiply
    1,646,048.77x = 2,271,635.55 × 920,853.24
  4. Step 4: Simplify right side
    1,646,048.77x = 2,091,842,956,316.68
  5. Step 5: Solve for x
    x = 2,091,842,956,316.68/1,646,048.77
  6. Step 6: Final answer
    x = 1,270,826.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.